Base | Representation |
---|---|
bin | 100001010010… |
… | …111010101000 |
3 | 121102102212212 |
4 | 201102322220 |
5 | 4213300412 |
6 | 511024252 |
7 | 134121512 |
oct | 41227250 |
9 | 17372785 |
10 | 8728232 |
11 | 4a21717 |
12 | 2b0b088 |
13 | 1a67a46 |
14 | 1232bb2 |
15 | b76222 |
hex | 852ea8 |
8728232 has 16 divisors (see below), whose sum is σ = 16453140. Its totient is φ = 4340736.
The previous prime is 8728211. The next prime is 8728241. The reversal of 8728232 is 2328278.
8728232 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 8726116 + 2116 = 2954^2 + 46^2 .
It is a nialpdrome in base 15.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1283 + ... + 4370.
Almost surely, 28728232 is an apocalyptic number.
It is an amenable number.
8728232 is a deficient number, since it is larger than the sum of its proper divisors (7724908).
8728232 is a wasteful number, since it uses less digits than its factorization.
8728232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5852 (or 5848 counting only the distinct ones).
The product of its digits is 10752, while the sum is 32.
The square root of 8728232 is about 2954.3581367194. The cubic root of 8728232 is about 205.8932428269.
It can be divided in two parts, 872823 and 2, that multiplied together give a triangular number (1745646 = T1868).
The spelling of 8728232 in words is "eight million, seven hundred twenty-eight thousand, two hundred thirty-two".
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